193201420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1993}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 420079968

約数和(自身を除く): 226878548

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 131, 148, 185, 262, 370, 524, 655, 740, 1310, 1993, 2620, 3986, 4847, 7972, 9694, 9965, 19388, 19930, 24235, 39860, 48470, 73741, 96940, 147482, 261083, 294964, 368705, 522166, 737410, 1044332, 1305415, 1474820, 2610830, 5221660, 9660071, 19320142, 38640284, 48300355, 96600710, 193201420]

約数ペア:

[(1, 193201420), (2, 96600710), (4, 48300355), (5, 38640284), (10, 19320142), (20, 9660071), (37, 5221660), (74, 2610830), (131, 1474820), (148, 1305415), (185, 1044332), (262, 737410), (370, 522166), (524, 368705), (655, 294964), (740, 261083), (1310, 147482), (1993, 96940), (2620, 73741), (3986, 48470), (4847, 39860), (7972, 24235), (9694, 19930), (9965, 19388)]